RE: [PATCH V14 7/7] cxl/port: Introduce cxl_cdat_valid()

From: Dan Williams
Date: Fri Jul 15 2022 - 22:26:36 EST


ira.weiny@ wrote:
> From: Ira Weiny <ira.weiny@xxxxxxxxx>
>
> The CDAT data is protected by a checksum and should be the proper
> length.
>
> Introduce cxl_cdat_valid() to validate the data. While at it check and
> store the sequence number.

I am going to drop this one. Userspace can determine validity when it
parses it. When the kernel grows a CDAT parser it will rely on the
standard validation of ACPI-table-like structures from a future
__acpi_table_parse_entries() derivative for this purpose.